Player data updated: 2026-10-30 04:33 UTC

Ann Kiyomura Hayashi

USA WTA Tour years active: 1968–1984

Ann Kiyomura Hayashi represented the United States on the WTA Tour. TennisDB's records show a 182–200 record in recorded WTA main-draw singles results from 1968 through 1984 and 2 recorded singles titles. Weekly WTA ranking coverage before 1984 is incomplete outside audited No. 1 and year-end Top 10 anchors. Pre-2000 WTA match coverage is also incomplete.

Peak singles rank

—

Elo peak

1927 (88th percentile)

Singles record

182–200 (47.6%)

Singles titles

Prize money

$625,453

Records cover recorded main-draw singles results in TennisDB's WTA event archive, including credited walkovers; qualifying is shown separately below.

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WTA Matches full match log →

Ann Kiyomura Hayashi's recent, live, and scheduled WTA matches
Opponent	Score	Result	H2H	Match Data	Date	Round	Tournament	Category	Surface
Michelle Torres #46	0-6 2-6	L	H2H	Match data	Aug 30, 1984*	R128	US Open	Grand Slam	Hard
Raffaella Reggi Concato	2-6 2-6	L	H2H	Match data	Aug 15, 1984*	R64	Mahwah	WTA 250	Hard
Claudia Kohde Kilsch #11	3-6 1-6	L	H2H	Match data	Jul 1, 1984*	R32	Wimbledon	Grand Slam	Grass
Anne Minter #89	6-3 1-6 12-10	W	H2H	Match data	Jun 29, 1984*	R64	Wimbledon	Grand Slam	Grass
Sara Gomer #146	6-2 7-6	W	H2H	Match data	Jun 27, 1984*	R128	Wimbledon	Grand Slam	Grass

Rivals all rivalries →

Ann Kiyomura Hayashi's most-played WTA rivals
Opponent	W	L	M	Last Played	H2H
Martina Navratilova	0	12	12	Jun 20, 1984	H2H
Wendy Turnbull	2	8	10	Mar 17, 1983	H2H
Dianne Fromholtz	0	10	10	Jan 13, 1983	H2H
Sue Barker	2	6	8	Aug 18, 1983	H2H
Mona Guerrant	3	5	8	Oct 6, 1977	H2H

Singles Titles (2)

Ann Kiyomura Hayashi singles titles by season and category
Season	Singles titles	GS	WTA 1000 including documented historical predecessor categories	WTA 500 including documented historical predecessor categories	WTA 250 including documented historical predecessor categories	WTA Finals	Tournaments
1978	1	—	—	—	1	—	Tokyo Japan Open
1981	1	—	—	—	1	—	Tokyo Sillook
Total	2	—	—	—	2	—

Asterisked totals include editions mapped from documented historical predecessor categories. Mapping details.

Career Results

Ann Kiyomura Hayashi career results by season
Season	W	L	M	Win %	Start Rank	End Rank
1968	0	1	1	0.0%	—	—
1969	0	1	1	0.0%	—	—
1970	0	1	1	0.0%	—	—
1971	0	1	1	0.0%	—	—
1972	5	4	9	55.6%	—	—
1973	28	30	58	48.3%	—	—
1974	24	13	37	64.9%	—	—
1975	7	12	19	36.8%	—	—
1976	9	16	25	36.0%	—	—
1977	4	8	12	33.3%	—	—
1978	10	7	17	58.8%	—	—
1979	26	22	48	54.2%	—	—
1980	13	20	33	39.4%	—	—
1981	23	19	42	54.8%	—	—
1982	18	20	38	47.4%	—	—
1983	13	20	33	39.4%	—	—
1984	2	5	7	28.6%	—	—
Career	182	200	382	47.6%	—	—

Career Results by Surface

Ann Kiyomura Hayashi career results by season and surface
Season	Hard				Clay				Grass				Carpet				Total
Season	W	L	M	Win %	W	L	M	Win %	W	L	M	Win %	W	L	M	Win %	W	L	M	Win %
1968	0	1	1	0.0%	—	—	—	—	—	—	—	—	—	—	—	—	0	1	1	0.0%
1969	0	1	1	0.0%	—	—	—	—	—	—	—	—	—	—	—	—	0	1	1	0.0%
1970	0	1	1	0.0%	—	—	—	—	—	—	—	—	—	—	—	—	0	1	1	0.0%
1971	—	—	—	—	—	—	—	—	0	1	1	0.0%	—	—	—	—	0	1	1	0.0%
1972	—	—	—	—	1	1	2	50.0%	4	2	6	66.7%	0	1	1	0.0%	5	4	9	55.6%
1973	4	5	9	44.4%	7	7	14	50.0%	11	11	22	50.0%	6	7	13	46.2%	28	30	58	48.3%
1974	5	2	7	71.4%	1	2	3	33.3%	14	7	21	66.7%	4	2	6	66.7%	24	13	37	64.9%
1975	4	4	8	50.0%	0	1	1	0.0%	2	2	4	50.0%	0	4	4	0.0%	7	12	19	36.8%
1976	0	1	1	0.0%	2	2	4	50.0%	2	4	6	33.3%	5	9	14	35.7%	9	16	25	36.0%
1977	0	1	1	0.0%	0	1	1	0.0%	2	1	3	66.7%	2	5	7	28.6%	4	8	12	33.3%
1978	4	2	6	66.7%	4	0	4	100.0%	1	2	3	33.3%	1	3	4	25.0%	10	7	17	58.8%
1979	10	7	17	58.8%	—	—	—	—	1	2	3	33.3%	15	13	28	53.6%	26	22	48	54.2%
1980	7	7	14	50.0%	—	—	—	—	3	5	8	37.5%	3	8	11	27.3%	13	20	33	39.4%
1981	2	4	6	33.3%	2	2	4	50.0%	9	6	15	60.0%	10	7	17	58.8%	23	19	42	54.8%
1982	6	5	11	54.5%	0	1	1	0.0%	7	6	13	53.8%	5	8	13	38.5%	18	20	38	47.4%
1983	5	5	10	50.0%	—	—	—	—	4	6	10	40.0%	4	9	13	30.8%	13	20	33	39.4%
1984	0	2	2	0.0%	—	—	—	—	2	2	4	50.0%	0	1	1	0.0%	2	5	7	28.6%
Career	47	48	95	49.5%	17	17	34	50.0%	62	57	119	52.1%	55	77	132	41.7%	182	200	382	47.6%

Career Results by Opponent Rank

Ann Kiyomura Hayashi career results by season and opponent rank
Season	1-10				11-30				31-100				100+				Total
Season	W	L	M	Win %	W	L	M	Win %	W	L	M	Win %	W	L	M	Win %	W	L	M	Win %
1984	0	1	1	0.0%	0	1	1	0.0%	1	1	2	50.0%	1	0	1	100.0%	2	3	5	40.0%
Career	0	1	1	0.0%	0	1	1	0.0%	1	1	2	50.0%	1	0	1	100.0%	2	3	5	40.0%

Opponent ranking data available for 5/382 (1.3%) of Ann Kiyomura Hayashi's WTA main draw matches.

Advanced Stats

Ann Kiyomura Hayashi advanced statistics by season
Season	Elo	P+	Serve+	Return+	PD	TPW%	Hard Elo	Clay Elo	Grass Elo	Set Win %	Set Margin	Dec. Set	Tiebreak	Pressure+	Schedule
1968	1488	90.8	—	—	—	—	—	—	—	0.0%	-6.00	—	—	—	-0.08
1969	1473	94.6	—	—	—	—	—	—	—	0.0%	-4.50	—	—	—	+0.08
1970	1460	98.9	—	—	—	—	—	—	—	0.0%	-2.00	—	0–1	—	+0.19
1971	1457	104.8	—	—	—	—	—	—	—	33.3%	-0.67	0–1	—	—	-0.19
1972	1516	107.6	—	—	—	—	—	—	+85	47.6%	+0.24	3–0 (100%)	0–1	—	+1.17
1973	1648	127.6	—	—	—	—	-75	-23	-24	50.0%	-0.14	8–12 (40%)	4–4 (50%)	99.3	+4.10
1974	1789	136.8	—	—	—	—	-106	-163	+40	59.5%	+0.55	8–4 (67%)	2–1 (67%)	107.2	+0.84
1975	1750	124.3	—	—	—	—	-7	—	+32	38.6%	-1.16	3–5 (38%)	2–1 (67%)	100.1	-0.93
1976	1725	128.2	—	—	—	—	-54	-76	+49	41.1%	-0.80	3–5 (38%)	1–1	—	-0.98
1977	1742	135.5	—	—	—	—	-69	—	+42	37.0%	-0.93	1–2 (33%)	0–1	—	-1.46
1978	1812	140.6	—	—	—	—	-59	-137	-23	56.8%	+0.62	2–1 (67%)	1–2 (33%)	100.7	-0.52
1979	1877	150.6	—	—	—	—	+16	—	-130	53.6%	+0.14	12–8 (60%)	5–4 (56%)	104.3	-0.27
1980	1721	127.8	—	—	—	—	+27	—	-41	46.7%	-0.05	4–9 (31%)	2–4 (33%)	91.8	-0.82
1981	1853	136.0	—	—	—	—	-25	-140	-63	53.7%	+0.03	6–5 (55%)	3–2 (60%)	101.7	-0.52
1982	1829	133.9	—	—	—	—	-40	—	-1	43.0%	-0.73	9–5 (64%)	6–1 (86%)	108.1	-4.07
1983	1718	131.1	—	—	—	—	+25	—	+28	42.0%	-0.68	2–3 (40%)	6–3 (67%)	100.1	-1.68
1984	1688	109.4	—	—	—	—	-21	—	+87	26.7%	-2.27	1–0	1–0	—	-0.36
Career	1927	140.4	—	—	—	—	-21	-77	+2	48.0%	-0.26	62–60 (51%)	33–26 (56%)	104.8	-1.46

Tournament Results by Category

Grand Slams

Ann Kiyomura Hayashi Grand Slams results by season
Season	AO	W	USO	W-L Win %
1973	—	R64	R64	0–2 (0%)
1974	R16	R32	R16	6–3 (67%)
1975	—	R128	—	0–1 (0%)
1976	—	R128	R32	2–2 (50%)
1977	—	R32	R128	2–2 (50%)
1978	—	R128	R16	2–2 (50%)
1979	—	R128	R64	1–2 (33%)
1980	R64	R64	R128	1–3 (25%)
1981	R32	R128	R64	2–3 (40%)
1982	R64	R128	R64	1–3 (25%)
1983	R64	R128	R64	1–3 (25%)
1984	—	R32	R128	2–2 (50%)
W-L	3–5 (38%)	7–12 (37%)	10–11 (48%)	20–28 (42%)

WTA 500

Ann Kiyomura Hayashi WTA 500 results by season
Season	ADE	BRI	SDG	SPB	WAS	CAN	POR	LOS	SYD	SYD	W-L Win %
1973	—	QF	—	—	—	—	—	—	—	—	0–1 (0%)
1974	—	—	—	—	—	—	—	—	—	R16	1–1 (50%)
1975	—	—	—	R16	R32	—	—	—	—	—	1–2 (33%)
1976	—	—	—	—	—	—	—	—	R32	—	0–1 (0%)
1977	—	—	—	—	R32	—	—	—	—	—	0–1 (0%)
1979	—	—	QF	—	QF	—	R32	QF	—	—	6–4 (60%)
1980	R32	—	BR	—	—	R32	—	—	—	R32	6–5 (55%)
1981	—	—	R32	—	—	R32	—	R32	—	R32	2–4 (33%)
1982	—	R32	—	—	R32	R32	—	R16	—	QF	6–5 (55%)
1983	—	R32	—	—	R16	R32	R32	—	—	R32	4–5 (44%)
W-L	1–1 (50%)	2–3 (40%)	5–4 (56%)	1–1 (50%)	3–5 (38%)	4–4 (50%)	0–2 (0%)	3–3 (50%)	0–1 (0%)	7–5 (58%)	26–29 (47%)

WTA 250

Ann Kiyomura Hayashi WTA 250 results by season
Season	ATL	ASB	CIN	DAL	EAS	HKG	HOU	MEL	MIA	NAP	QUE	SPB	TKY	AKR	BEC	BER	BIR	BOI	BOS	BRI	CHA	CHI	CHI	COL	DEE	DET	DUB	DUR	EDI	HAV	HOB	HOL	KAN	LON	LON	MAH	MAN	MIN	MON	OAK	ORA	ORL	PAL	PER	PER	PHI	PHO	PHO	POR	POR	POR	PRO	RIC	SAC	SAN	SAR	SEA	SOU	SOU	SUR	SYD	TAM	TUL	WES	WIL	W-L Win %
1968	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R16	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0–1 (0%)
1969	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0–1 (0%)
1970	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R16	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0–1 (0%)
1971	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0–1 (0%)
1972	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	QF	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	F	—	—	—	—	—	—	—	—	—	—	—	—	SF	—	QF	5–4 (56%)
1973	—	—	QF	R16	—	—	R32	—	R16	R32	—	R16	—	R16	R32	—	—	—	—	—	R16	—	R32	—	—	—	R16	QF	QF	—	QF	—	—	RR	R32	—	—	—	—	—	SF	—	—	R16	—	—	R16	—	R32	SF	—	—	—	—	—	R16	—	R16	—	F	F	—	—	R32	—	28–27 (51%)
1974	—	F	—	R32	R16	—	—	—	—	—	—	—	QF	—	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R32	—	—	—	—	—	R32	—	—	—	SF	—	F	—	—	—	—	QF	—	—	—	—	—	—	17–9 (65%)
1975	—	—	—	—	R16	—	—	—	—	—	—	—	F	R16	—	—	—	—	R32	—	—	R32	—	—	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	QF	—	—	—	—	—	—	—	R32	R32	—	—	—	—	—	—	—	—	—	6–9 (40%)
1976	—	—	—	R32	R16	—	—	R32	—	—	—	—	—	R32	—	—	—	—	R32	—	—	R16	—	—	—	QF	—	—	—	—	—	—	—	R16	—	—	—	—	—	—	—	—	—	—	—	R32	R64	—	—	—	—	—	—	—	R16	R16	—	—	R16	—	—	—	—	—	—	7–13 (35%)
1977	QF	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	—	2–5 (29%)
1978	R32	—	—	—	R32	—	—	—	—	—	—	—	W	—	—	—	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	—	R16	—	—	—	—	—	—	—	—	QF	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	8–5 (62%)
1979	R16	—	—	—	R32	—	—	—	—	—	—	—	BR	—	—	—	—	—	R32	R32	—	R16	—	—	—	QF	—	—	—	—	—	—	—	—	—	R16	—	QF	—	BR	—	—	—	—	—	R16	QF	—	—	—	—	—	R16	—	—	—	R16	—	—	—	—	—	—	—	—	19–16 (54%)
1980	R32	—	R32	—	R64	—	R32	—	—	—	—	—	R16	—	—	—	—	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	—	R16	—	—	R64	—	R16	QF	R32	—	—	—	—	—	—	—	—	—	—	—	—	R16	—	—	—	—	—	—	—	—	—	—	—	—	6–12 (33%)
1981	—	—	R16	R32	R32	R16	—	—	—	—	—	—	W	—	—	—	—	F	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R32	—	—	—	—	—	—	R32	—	R16	—	—	SF	—	—	—	—	—	—	—	R32	—	—	—	R16	—	—	R16	—	—	—	—	—	19–12 (61%)
1982	QF	—	R16	—	R64	—	—	—	—	—	—	—	R16	—	—	—	SF	—	R16	—	—	—	—	—	R16	R16	—	—	—	—	—	—	—	—	—	—	—	—	—	R16	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R32	—	—	—	—	R16	—	—	—	11–12 (48%)
1983	R16	—	—	R16	R64	—	R32	—	—	—	R32	—	—	—	—	—	R16	—	R32	QF	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R32	—	—	R32	—	—	R16	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	8–12 (40%)
1984	—	—	—	—	R64	—	R32	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	R64	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0–3 (0%)
W-L	6–6 (50%)	4–1 (80%)	4–4 (50%)	2–5 (29%)	9–10 (47%)	1–1 (50%)	0–5 (0%)	0–1 (0%)	1–1 (50%)	0–1 (0%)	0–1 (0%)	1–1 (50%)	14–6 (70%)	1–3 (25%)	1–1 (50%)	0–1 (0%)	5–2 (71%)	3–1 (75%)	1–6 (14%)	2–2 (50%)	1–1 (50%)	2–5 (29%)	0–1 (0%)	0–1 (0%)	1–1 (50%)	5–4 (56%)	1–1 (50%)	1–1 (50%)	2–1 (67%)	2–2 (50%)	1–1 (50%)	0–1 (0%)	1–2 (33%)	1–3 (25%)	1–1 (50%)	1–3 (25%)	1–1 (50%)	4–3 (57%)	2–1 (67%)	4–6 (40%)	2–1 (67%)	1–3 (25%)	1–1 (50%)	1–1 (50%)	4–1 (80%)	1–2 (33%)	8–6 (57%)	2–0 (100%)	0–1 (0%)	2–2 (50%)	0–2 (0%)	4–1 (80%)	2–3 (40%)	3–1 (75%)	1–3 (25%)	1–3 (25%)	2–3 (40%)	1–1 (50%)	1–2 (33%)	7–2 (78%)	2–1 (67%)	1–1 (50%)	1–1 (50%)	0–1 (0%)	2–1 (67%)	136–143 (49%)

Results show the best round reached per tournament and season.

WTA Ranking History full ranking history →

Career high

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Career-high date

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First Top 100

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First Top 50

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First Top 20

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First Top 10

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Ranking History Matrix

No ranking history available.

Data coverage: Weekly WTA ranking snapshots are unavailable before 1984. Audited official No. 1 change dates and year-end Top 10 ranks are included, but weekly counts and ranks outside those anchors remain incomplete. Pre-2000 WTA match coverage is also incomplete; recorded win-loss totals, surface splits and head-to-head counts may understate actual results.

Frequently Asked Questions

Which country did Ann Kiyomura Hayashi represent?: Ann Kiyomura Hayashi represented United States in TennisDB's WTA records.
How many Grand Slam singles titles has Ann Kiyomura Hayashi won?: No Grand Slam singles titles are recorded for Ann Kiyomura Hayashi in TennisDB's covered main-draw results.
How many WTA 1000 titles has Ann Kiyomura Hayashi won?: TennisDB does not group any of Ann Kiyomura Hayashi's titles under the modern WTA 1000 category.
How many WTA titles has Ann Kiyomura Hayashi won?: TennisDB records 2 WTA singles titles for Ann Kiyomura Hayashi across all categories. The most recent was Tokyo Sillook in 1981.
What is Ann Kiyomura Hayashi's career win-loss record?: Ann Kiyomura Hayashi has 182 wins and 200 losses (47.6%) in recorded WTA main-draw singles results from 1968 through 1984.
How much career prize money has Ann Kiyomura Hayashi earned?: Ann Kiyomura Hayashi has earned at least $625,453 in career prize money from professional tennis.
Which seasons of Ann Kiyomura Hayashi's career appear in TennisDB?: Ann Kiyomura Hayashi appears in TennisDB's WTA main-tour match records from 1968 through 1984.
On which surface does Ann Kiyomura Hayashi have the highest recorded win rate?: Among surfaces with at least 20 recorded matches, Ann Kiyomura Hayashi's highest WTA main-draw win rate is on grass: 52.1% (62–57).
Who has Ann Kiyomura Hayashi faced most often?: Ann Kiyomura Hayashi's most frequent opponent is Martina Navratilova, with a head-to-head record of 0–12 across 12 meetings.